diff --git a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
index 322e4c95ad3d..2de047393652 100644
--- a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
+++ b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
@@ -170,6 +170,9 @@ &mii_conv5 {
 };
 
 &pinctrl {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pins_cpld>;
+
 	pins_can0: pins_can0 {
 		pinmux = <RZN1_PINMUX(162, RZN1_FUNC_CAN)>,	/* CAN0_TXD */
 			 <RZN1_PINMUX(163, RZN1_FUNC_CAN)>;	/* CAN0_RXD */
@@ -182,6 +185,13 @@ pins_can1: pins_can1 {
 		drive-strength = <6>;
 	};
 
+	pins_cpld: pins-cpld {
+		pinmux = <RZN1_PINMUX(119, RZN1_FUNC_USB)>,
+			 <RZN1_PINMUX(120, RZN1_FUNC_USB)>,
+			 <RZN1_PINMUX(121, RZN1_FUNC_USB)>,
+			 <RZN1_PINMUX(122, RZN1_FUNC_USB)>;
+	};
+
 	pins_eth3: pins_eth3 {
 		pinmux = <RZN1_PINMUX(36, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
 			 <RZN1_PINMUX(37, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
@@ -282,6 +292,10 @@ &uart0 {
 	status = "okay";
 };
 
+&udc {
+	status = "okay";
+};
+
 &wdt0 {
 	timeout-sec = <60>;
 	status = "okay";
diff --git a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-eb.dts b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-eb.dts
index e539df514d1e..97a339b30d76 100644
--- a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-eb.dts
+++ b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-eb.dts
@@ -15,6 +15,44 @@ / {
 		     "renesas,r9a06g032";
 };
 
+&gmac1 {
+	pinctrl-0 = <&pins_eth0>, <&pins_mdio0>;
+	pinctrl-names = "default";
+
+	status = "okay";
+	phy-mode = "rgmii-id";
+	phy-handle = <&phy_mii0>;
+
+	mdio {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "snps,dwmac-mdio";
+
+		phy_mii0: ethernet-phy@8 {
+			reg = <8>;
+
+			leds {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				led@0 {
+					reg = <0>;
+					color = <LED_COLOR_ID_GREEN>;
+					function = LED_FUNCTION_LAN;
+					default-state = "keep";
+				};
+
+				led@1 {
+					reg = <1>;
+					color = <LED_COLOR_ID_ORANGE>;
+					function = LED_FUNCTION_ACTIVITY;
+					default-state = "keep";
+				};
+			};
+		};
+	};
+};
+
 &i2c2 {
 	/* Sensors are different across revisions. All are LM75B compatible */
 	sensor@49 {
@@ -23,6 +61,11 @@ sensor@49 {
 	};
 };
 
+&mii_conv1 {
+	renesas,miic-input = <MIIC_GMAC1_PORT>;
+	status = "okay";
+};
+
 &mii_conv2 {
 	renesas,miic-input = <MIIC_SWITCH_PORTD>;
 	status = "okay";
@@ -33,7 +76,28 @@ &mii_conv3 {
 	status = "okay";
 };
 
+&pci_usb {
+	status = "okay";
+};
+
 &pinctrl {
+	pins_eth0: pins-eth0 {
+		pinmux = <RZN1_PINMUX(0, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(1, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(2, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(3, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(4, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(5, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(6, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(7, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(8, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(9, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(10, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(11, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>;
+		drive-strength = <6>;
+		bias-disable;
+	};
+
 	pins_eth1: pins-eth1 {
 		pinmux = <RZN1_PINMUX(12, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
 			 <RZN1_PINMUX(13, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
@@ -68,6 +132,11 @@ pins_eth2: pins-eth2 {
 		bias-disable;
 	};
 
+	pins_mdio0: pins-mdio0 {
+		pinmux = <RZN1_PINMUX(150, RZN1_FUNC_MDIO0_GMAC0)>,
+			 <RZN1_PINMUX(151, RZN1_FUNC_MDIO0_GMAC0)>;
+	};
+
 	pins_sdio1: pins-sdio1 {
 		pinmux = <RZN1_PINMUX(95, RZN1_FUNC_SDIO)>,
 			 <RZN1_PINMUX(97, RZN1_FUNC_SDIO)>,
@@ -82,6 +151,14 @@ pins_sdio1_clk: pins-sdio1-clk {
 		pinmux = <RZN1_PINMUX(96, RZN1_FUNC_SDIO)>;
 		drive-strength = <12>;
 	};
+
+	pins_uart2: pins-uart2 {
+		pinmux = <RZN1_PINMUX(105, RZN1_FUNC_UART2)>,
+			 <RZN1_PINMUX(106, RZN1_FUNC_UART2)>,
+			 <RZN1_PINMUX(107, RZN1_FUNC_UART2)>,
+			 <RZN1_PINMUX(108, RZN1_FUNC_UART2)>;
+		bias-disable;
+	};
 };
 
 &sdio1 {
@@ -158,3 +235,10 @@ &switch_port3 {
 	phy-handle = <&switch0phy1>;
 	status = "okay";
 };
+
+&uart2 {
+	pinctrl-0 = <&pins_uart2>;
+	pinctrl-names = "default";
+	status = "okay";
+	uart-has-rtscts;
+};
diff --git a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
index 1489bc8d2f4e..d40a7224f9c3 100644
--- a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi
@@ -300,7 +300,7 @@ &sdhi2 {
 	#address-cells = <1>;
 	#size-cells = <0>;
 
-	brcmf: bcrmf@1 {
+	brcmf: wifi@1 {
 		reg = <1>;
 		compatible = "brcm,bcm4329-fmac";
 		interrupts-extended = <&gpio1 27 IRQ_TYPE_LEVEL_LOW>;
diff --git a/arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts b/arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts
index b109095a0d87..6955eafd8d6a 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts
+++ b/arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts
@@ -4,6 +4,37 @@
  *
  * Copyright (C) 2025 Marek Vasut <marek.vasut+renesas@mailbox.org>
  */
+/*
+ * DA7212 Codec settings
+ *
+ * for Playback
+ *	> amixer set "Headphone" 40%
+ *	> amixer set "Headphone" on
+ *	> amixer set "Mixout Left DAC Left"  on
+ *	> amixer set "Mixout Right DAC Right" on
+ *	> aplay xxx.wav
+ *
+ * for Capture (Aux/Mic)
+ *
+ *		on/off (B)
+ *	CONN3 (HeadSet) ---+----> MSIOF1
+ *			   |
+ *	CONN4 AUX ---------+ on/off (A)
+ *
+ *	> amixer set "Mixin PGA" on
+ *	> amixer set "Mixin PGA" 50%
+ *	> amixer set "ADC" on
+ *	> amixer set "ADC" 80%
+ *	> amixer set "Aux" on				^
+ *	> amixer set "Aux" 80%				| (A)
+ *	> amixer set "Mixin Left Aux Left" on		|
+ *	> amixer set "Mixin Right Aux Right" on		v
+ *	> amixer set "Mic 1" on				^
+ *	> amixer set "Mic 1" 80%			| (B)
+ *	> amixer set "Mixin Left Mic 1" on		|
+ *	> amixer set "Mixin Right Mic 1" on		v
+ *	> arecord -f cd xxx.wav
+ */
 
 /dts-v1/;
 #include <dt-bindings/gpio/gpio.h>
@@ -133,6 +164,12 @@ sn65dsi86_refclk: clk-x9 {
 		clock-frequency = <38400000>;
 	};
 
+	/* Page 30 / Audio_Codec */
+	sound_card: sound {
+		compatible = "audio-graph-card2";
+		links = <&msiof1_snd>;
+	};
+
 	/* Page 17 uSD-Slot */
 	vcc_sdhi: regulator-vcc-sdhi {
 		compatible = "regulator-gpio";
@@ -145,6 +182,10 @@ vcc_sdhi: regulator-vcc-sdhi {
 	};
 };
 
+&audio_clkin {
+	clock-frequency = <24576000>;
+};
+
 /* Page 22 / Ether_AVB0 */
 &avb0 {
 	pinctrl-0 = <&avb0_pins>;
@@ -334,6 +375,29 @@ i2c0_mux1: i2c@1 {
 			reg = <1>;
 			#address-cells = <1>;
 			#size-cells = <0>;
+
+			/* Page 30 / Audio_Codec */
+			codec@1a {
+				compatible = "dlg,da7212";
+
+				#sound-dai-cells = <0>;
+				reg = <0x1a>;
+
+				clocks = <&rcar_sound>;
+				clock-names = "mclk";
+
+				VDDA-supply   = <&reg_1p8v>;
+				VDDMIC-supply = <&reg_3p3v>;
+				VDDIO-supply  = <&reg_3p3v>;
+
+				port {
+					da7212_endpoint: endpoint {
+						bitclock-master;
+						frame-master;
+						remote-endpoint = <&msiof1_snd_endpoint>;
+					};
+				};
+			};
 		};
 
 		i2c0_mux2: i2c@2 {
@@ -404,6 +468,23 @@ &mmc0 {
 	status = "okay";
 };
 
+&msiof1 {
+	pinctrl-0 = <&msiof1_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+
+	/* ignore DT warning */
+	/delete-property/#address-cells;
+	/delete-property/#size-cells;
+
+	msiof1_snd: port {
+		msiof1_snd_endpoint: endpoint {
+			remote-endpoint = <&da7212_endpoint>;
+		};
+	};
+};
+
 /* Page 26 / 2230 Key M M.2 */
 &pcie0_clkref {
 	clock-frequency = <100000000>;
@@ -584,6 +665,31 @@ sd_uhs_pins: sd-uhs {
 		function = "mmc";
 		power-source = <1800>;
 	};
+
+	/* Page 30 / Audio_Codec */
+	msiof1_pins: sound {
+		groups = "msiof1_clk", "msiof1_sync", "msiof1_txd", "msiof1_rxd";
+		function = "msiof1";
+	};
+
+	/* Page 30 / Audio_Codec */
+	sound_clk_pins: sound-clk {
+		groups = "audio_clkin", "audio_clkout";
+		function = "audio_clk";
+	};
+};
+
+/* Page 30 / Audio_Codec */
+&rcar_sound {
+	pinctrl-0 = <&sound_clk_pins>;
+	pinctrl-names = "default";
+
+	/* It is used for ADG output as DA7212_MCLK */
+
+	/* audio_clkout */
+	clock-frequency = <12288000>; /* 48 kHz groups */
+
+	status = "okay";
 };
 
 /* Page 31 / FAN */
diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
index 6b1c77cd8261..ecaa9c4f305c 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
@@ -244,6 +244,121 @@ mtu3: timer@10001200 {
 			status = "disabled";
 		};
 
+		gpt: pwm@10048000 {
+			compatible = "renesas,r9a07g044-gpt",
+				     "renesas,rzg2l-gpt";
+			reg = <0 0x10048000 0 0x800>;
+			#pwm-cells = <3>;
+			interrupts = <GIC_SPI 218 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 219 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 220 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 221 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 222 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 223 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 224 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 225 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 226 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 227 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 231 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 232 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 233 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 234 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 235 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 236 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 237 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 238 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 239 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 240 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 244 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 245 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 246 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 247 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 248 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 249 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 250 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 251 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 252 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 253 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 257 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 258 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 259 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 260 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 261 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 262 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 263 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 264 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 265 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 266 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 270 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 271 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 272 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 273 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 274 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 275 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 276 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 277 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 278 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 279 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 283 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 284 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 285 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 286 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 287 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 288 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 289 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 290 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 291 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 292 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 296 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 297 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 298 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 299 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 300 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 301 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 302 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 303 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 304 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 305 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 309 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 310 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 311 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 312 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 313 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 314 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 315 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 316 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 317 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 318 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "ccmpa0", "ccmpb0", "cmpc0", "cmpd0",
+					  "cmpe0", "cmpf0", "adtrga0", "adtrgb0",
+					  "ovf0", "unf0",
+					  "ccmpa1", "ccmpb1", "cmpc1", "cmpd1",
+					  "cmpe1", "cmpf1", "adtrga1", "adtrgb1",
+					  "ovf1", "unf1",
+					  "ccmpa2", "ccmpb2", "cmpc2", "cmpd2",
+					  "cmpe2", "cmpf2", "adtrga2", "adtrgb2",
+					  "ovf2", "unf2",
+					  "ccmpa3", "ccmpb3", "cmpc3", "cmpd3",
+					  "cmpe3", "cmpf3", "adtrga3", "adtrgb3",
+					  "ovf3", "unf3",
+					  "ccmpa4", "ccmpb4", "cmpc4", "cmpd4",
+					  "cmpe4", "cmpf4", "adtrga4", "adtrgb4",
+					  "ovf4", "unf4",
+					  "ccmpa5", "ccmpb5", "cmpc5", "cmpd5",
+					  "cmpe5", "cmpf5", "adtrga5", "adtrgb5",
+					  "ovf5", "unf5",
+					  "ccmpa6", "ccmpb6", "cmpc6", "cmpd6",
+					  "cmpe6", "cmpf6", "adtrga6", "adtrgb6",
+					  "ovf6", "unf6",
+					  "ccmpa7", "ccmpb7", "cmpc7", "cmpd7",
+					  "cmpe7", "cmpf7", "adtrga7", "adtrgb7",
+					  "ovf7", "unf7";
+			clocks = <&cpg CPG_MOD R9A07G044_GPT_PCLK>;
+			resets = <&cpg R9A07G044_GPT_RST_C>;
+			power-domains = <&cpg>;
+			status = "disabled";
+		};
+
 		ssi0: ssi@10049c00 {
 			compatible = "renesas,r9a07g044-ssi",
 				     "renesas,rz-ssi";
diff --git a/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts
index 568d49cfe44a..b36749f94ccb 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts
@@ -27,6 +27,13 @@
 #error "Cannot set 1 to MTU3_COUNTER_Z_PHASE_SIGNAL as PMOD_MTU3=0"
 #endif
 
+/*
+ * To enable the GPT pins GTIOC4A(PMOD0_PIN7) and GTIOC4B(PMOD0_PIN10) on the
+ * PMOD0 connector (J1), enable PMOD0_GPT by setting "#define PMOD0_GPT	1"
+ * below.
+ */
+#define PMOD0_GPT	0
+
 #include "r9a07g044l2.dtsi"
 #include "rzg2l-smarc-som.dtsi"
 #include "rzg2l-smarc-pinfunction.dtsi"
diff --git a/arch/arm64/boot/dts/renesas/r9a07g054.dtsi b/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
index 01f59914dd09..669eca74da0a 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
@@ -244,6 +244,121 @@ mtu3: timer@10001200 {
 			status = "disabled";
 		};
 
+		gpt: pwm@10048000 {
+			compatible = "renesas,r9a07g054-gpt",
+				     "renesas,rzg2l-gpt";
+			reg = <0 0x10048000 0 0x800>;
+			#pwm-cells = <3>;
+			interrupts = <GIC_SPI 218 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 219 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 220 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 221 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 222 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 223 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 224 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 225 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 226 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 227 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 231 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 232 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 233 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 234 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 235 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 236 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 237 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 238 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 239 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 240 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 244 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 245 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 246 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 247 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 248 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 249 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 250 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 251 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 252 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 253 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 257 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 258 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 259 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 260 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 261 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 262 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 263 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 264 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 265 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 266 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 270 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 271 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 272 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 273 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 274 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 275 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 276 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 277 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 278 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 279 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 283 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 284 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 285 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 286 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 287 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 288 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 289 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 290 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 291 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 292 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 296 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 297 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 298 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 299 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 300 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 301 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 302 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 303 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 304 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 305 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 309 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 310 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 311 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 312 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 313 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 314 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 315 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 316 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 317 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 318 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "ccmpa0", "ccmpb0", "cmpc0", "cmpd0",
+					  "cmpe0", "cmpf0", "adtrga0", "adtrgb0",
+					  "ovf0", "unf0",
+					  "ccmpa1", "ccmpb1", "cmpc1", "cmpd1",
+					  "cmpe1", "cmpf1", "adtrga1", "adtrgb1",
+					  "ovf1", "unf1",
+					  "ccmpa2", "ccmpb2", "cmpc2", "cmpd2",
+					  "cmpe2", "cmpf2", "adtrga2", "adtrgb2",
+					  "ovf2", "unf2",
+					  "ccmpa3", "ccmpb3", "cmpc3", "cmpd3",
+					  "cmpe3", "cmpf3", "adtrga3", "adtrgb3",
+					  "ovf3", "unf3",
+					  "ccmpa4", "ccmpb4", "cmpc4", "cmpd4",
+					  "cmpe4", "cmpf4", "adtrga4", "adtrgb4",
+					  "ovf4", "unf4",
+					  "ccmpa5", "ccmpb5", "cmpc5", "cmpd5",
+					  "cmpe5", "cmpf5", "adtrga5", "adtrgb5",
+					  "ovf5", "unf5",
+					  "ccmpa6", "ccmpb6", "cmpc6", "cmpd6",
+					  "cmpe6", "cmpf6", "adtrga6", "adtrgb6",
+					  "ovf6", "unf6",
+					  "ccmpa7", "ccmpb7", "cmpc7", "cmpd7",
+					  "cmpe7", "cmpf7", "adtrga7", "adtrgb7",
+					  "ovf7", "unf7";
+			clocks = <&cpg CPG_MOD R9A07G054_GPT_PCLK>;
+			resets = <&cpg R9A07G054_GPT_RST_C>;
+			power-domains = <&cpg>;
+			status = "disabled";
+		};
+
 		ssi0: ssi@10049c00 {
 			compatible = "renesas,r9a07g054-ssi",
 				     "renesas,rz-ssi";
diff --git a/arch/arm64/boot/dts/renesas/r9a07g054l2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g054l2-smarc.dts
index b3e6016880dd..43c456ffa63c 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g054l2-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a07g054l2-smarc.dts
@@ -26,6 +26,13 @@
 #error "Cannot set 1 to MTU3_COUNTER_Z_PHASE_SIGNAL as PMOD_MTU3=0"
 #endif
 
+/*
+ * To enable the GPT pins GTIOC4A(PMOD0_PIN7) and GTIOC4B(PMOD0_PIN10) on the
+ * PMOD0 connector (J1), enable PMOD0_GPT by setting "#define PMOD0_GPT	1"
+ * below.
+ */
+#define PMOD0_GPT	0
+
 #include "r9a07g054l2.dtsi"
 #include "rzg2l-smarc-som.dtsi"
 #include "rzg2l-smarc-pinfunction.dtsi"
diff --git a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
index 9ab83e949c0e..876f70fed433 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
@@ -301,6 +301,66 @@ scif0: serial@11c01400 {
 			status = "disabled";
 		};
 
+		canfd: can@12440000 {
+			compatible = "renesas,r9a09g047-canfd";
+			reg = <0 0x12440000 0 0x40000>;
+			interrupts = <GIC_SPI 709 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 710 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 697 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 703 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 711 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 698 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 704 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 712 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 699 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 705 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 713 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 700 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 706 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 714 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 701 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 707 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 715 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 702 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 708 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 716 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "g_err", "g_recc",
+					  "ch0_err", "ch0_rec", "ch0_trx",
+					  "ch1_err", "ch1_rec", "ch1_trx",
+					  "ch2_err", "ch2_rec", "ch2_trx",
+					  "ch3_err", "ch3_rec", "ch3_trx",
+					  "ch4_err", "ch4_rec", "ch4_trx",
+					  "ch5_err", "ch5_rec", "ch5_trx";
+			clocks = <&cpg CPG_MOD 0x9c>, <&cpg CPG_MOD 0x9d>,
+				 <&cpg CPG_MOD 0x9e>;
+			clock-names = "fck", "ram_clk", "can_clk";
+			assigned-clocks = <&cpg CPG_MOD 0x9e>;
+			assigned-clock-rates = <80000000>;
+			resets = <&cpg 0xa1>, <&cpg 0xa2>;
+			reset-names = "rstp_n", "rstc_n";
+			power-domains = <&cpg>;
+			status = "disabled";
+
+			channel0 {
+				status = "disabled";
+			};
+			channel1 {
+				status = "disabled";
+			};
+			channel2 {
+				status = "disabled";
+			};
+			channel3 {
+				status = "disabled";
+			};
+			channel4 {
+				status = "disabled";
+			};
+			channel5 {
+				status = "disabled";
+			};
+		};
+
 		wdt1: watchdog@14400000 {
 			compatible = "renesas,r9a09g047-wdt", "renesas,r9a09g057-wdt";
 			reg = <0 0x14400000 0 0x400>;
diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
index 5d7983812c70..1f5e61a73c35 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
@@ -8,6 +8,10 @@
 /dts-v1/;
 
 /* Switch selection settings */
+#define SW_GPIO8_CAN0_STB	0
+#define SW_GPIO9_CAN1_STB	0
+#define SW_LCD_EN		0
+#define SW_PDM_EN		0
 #define SW_SD0_DEV_SEL		0
 #define SW_SDIO_M2E		0
 
@@ -33,7 +37,56 @@ vqmmc_sd1_pvdd: regulator-vqmmc-sd1-pvdd {
 	};
 };
 
+&canfd {
+	pinctrl-0 = <&canfd_pins>;
+	pinctrl-names = "default";
+
+#if (!SW_PDM_EN)
+	channel1 {
+		status = "okay";
+#if (!SW_LCD_EN) && (SW_GPIO9_CAN1_STB)
+		phys = <&can_transceiver1>;
+#endif
+	};
+#endif
+
+#if (!SW_LCD_EN)
+	channel4 {
+		status = "okay";
+#if (SW_GPIO8_CAN0_STB)
+		phys = <&can_transceiver0>;
+#endif
+	};
+#endif
+};
+
+#if (!SW_LCD_EN) && (SW_GPIO8_CAN0_STB)
+&can_transceiver0 {
+	standby-gpios = <&pinctrl RZG3E_GPIO(5, 4) GPIO_ACTIVE_HIGH>;
+	status = "okay";
+};
+#endif
+
+#if (!SW_LCD_EN) && (SW_GPIO9_CAN1_STB)
+&can_transceiver1 {
+	standby-gpios = <&pinctrl RZG3E_GPIO(5, 5) GPIO_ACTIVE_HIGH>;
+	status = "okay";
+};
+#endif
+
 &pinctrl {
+	canfd_pins: canfd {
+		can1_pins: can1 {
+			pinmux = <RZG3E_PORT_PINMUX(L, 2, 3)>, /* RX */
+				 <RZG3E_PORT_PINMUX(L, 3, 3)>; /* TX */
+		};
+
+		can4_pins: can4 {
+			pinmux = <RZG3E_PORT_PINMUX(5, 2, 3)>, /* RX */
+				 <RZG3E_PORT_PINMUX(5, 3, 3)>; /* TX */
+		};
+	};
+
 	scif_pins: scif {
 		pins = "SCIF_TXD", "SCIF_RXD";
 		renesas,output-impedance = <1>;
diff --git a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
index fd82df8adc1e..afdc1940e24a 100644
--- a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
+++ b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
@@ -12,6 +12,17 @@
  * SW_SDIO_M2E:
  *     0 - SMARC SDIO signal is connected to uSD1
  *     1 - SMARC SDIO signal is connected to M.2 Key E connector
+ *
+ * Please set the switch position SW_GPIO_CAN_PMOD on the carrier board and the
+ * corresponding macro SW_GPIO8_CAN0_STB/SW_GPIO8_CAN0_STB on the board DTS:
+ *
+ * SW_GPIO8_CAN0_STB:
+ *	0 - Connect to GPIO8 PMOD (default)
+ *	1 - Connect to CAN0 transceiver STB pin
+ *
+ * SW_GPIO9_CAN1_STB:
+ *	0 - Connect to GPIO9 PMOD (default)
+ *	1 - Connect to CAN1 transceiver STB pin
  */
 
 / {
@@ -27,6 +38,24 @@ aliases {
 		serial3 = &scif0;
 		mmc1 = &sdhi1;
 	};
+
+	can_transceiver0: can-phy0 {
+		compatible = "ti,tcan1042";
+		#phy-cells = <0>;
+		max-bitrate = <8000000>;
+		status = "disabled";
+	};
+
+	can_transceiver1: can-phy1 {
+		compatible = "ti,tcan1042";
+		#phy-cells = <0>;
+		max-bitrate = <8000000>;
+		status = "disabled";
+	};
+};
+
+&canfd {
+	status = "okay";
 };
 
 &scif0 {
diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc-pinfunction.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc-pinfunction.dtsi
index e9f244c33d55..2616dbde4dd5 100644
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc-pinfunction.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc-pinfunction.dtsi
@@ -38,6 +38,11 @@ can1-stb-hog {
 		line-name = "can1_stb";
 	};
 
+	gpt_pins: gpt {
+		pinmux = <RZG2L_PORT_PINMUX(43, 0, 2)>, /* GTIOC4A */
+			 <RZG2L_PORT_PINMUX(43, 1, 2)>; /* GTIOC4B */
+	};
+
 	i2c0_pins: i2c0 {
 		pins = "RIIC0_SDA", "RIIC0_SCL";
 		input-enable;
diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
index 789f7b0b5ebc..b76b55e7f09d 100644
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
@@ -104,6 +104,14 @@ codec_endpoint: endpoint {
 	};
 };
 
+#if PMOD0_GPT
+&gpt {
+	pinctrl-0 = <&gpt_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+#endif /* PMOD0_GPT */
+
 &i2c3 {
 	pinctrl-0 = <&i2c3_pins>;
 	pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi
index 7c7c7e5f4361..43d79158d81a 100644
--- a/arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi
@@ -6,12 +6,20 @@
  */
 
 /*
- * Please set the switch position SYS.1 on the SoM and the corresponding macro
- * SW_SD0_DEV_SEL on the board DTS:
+ * Please set the below switch position on the SoM and the corresponding macro
+ * on the board DTS:
  *
- * SW_SD0_DEV_SEL:
+ * Switch position SYS.1, Macro SW_SD0_DEV_SEL:
  *      0 - SD0 is connected to eMMC (default)
  *      1 - SD0 is connected to uSD0 card
+ *
+ * Switch position SYS.5, Macro SW_LCD_EN:
+ *      0 - Select Misc. Signals routing
+ *      1 - Select LCD
+ *
+ * Switch position BOOT.6, Macro SW_PDM_EN:
+ *      0 - Select CAN routing
+ *      1 - Select PDM
  */
 
 / {
diff --git a/arch/arm64/boot/dts/renesas/white-hawk-single.dtsi b/arch/arm64/boot/dts/renesas/white-hawk-single.dtsi
index 20e8232f2f32..976a3ab44e5a 100644
--- a/arch/arm64/boot/dts/renesas/white-hawk-single.dtsi
+++ b/arch/arm64/boot/dts/renesas/white-hawk-single.dtsi
@@ -11,6 +11,10 @@
 / {
 	model = "Renesas White Hawk Single board";
 	compatible = "renesas,white-hawk-single";
+
+	aliases {
+		ethernet3 = &tsn0;
+	};
 };
 
 &hscif0 {
@@ -53,7 +57,7 @@ &tsn0 {
 	pinctrl-0 = <&tsn0_pins>;
 	pinctrl-names = "default";
 	phy-mode = "rgmii";
-	phy-handle = <&phy3>;
+	phy-handle = <&tsn0_phy>;
 	status = "okay";
 
 	mdio {
@@ -63,7 +67,7 @@ mdio {
 		reset-gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
 		reset-post-delay-us = <4000>;
 
-		phy3: ethernet-phy@0 {
+		tsn0_phy: ethernet-phy@0 {
 			compatible = "ethernet-phy-id002b.0980",
 				     "ethernet-phy-ieee802.3-c22";
 			reg = <0>;